baber/WOPTO huggingface dataset:
Patent KR-20020076943-A (KR)
Inventor: SON MIN SEONG
IPC: B21D26/027
Filed: 2001-03-31
Abstract: PURPOSE: A dual hydroforming system is provided which not only obtains hydroforming effect even in a pressing direction of a punch, but also removes frictional force between the punch and a plate by installing a hydroforming means at the side of the punch pressing the plate. CONSTITUTION: In a dual hydroforming system comprising a chamber(110) the upper part of which is opened so that a fluid(150) is filled in the chamber(110), a die(120) mounted on the upper part of the chamber(110), a blank holder(130) for fixing a plate(200) that is put on the die(120), and a punch(140) for pressing the plate(200) through the blank holder(130), the dual hydroforming system is characterized in that the hydroforming means(10) comprising a pressure die(11) consisting of a certain fluid chamber(14) between the plate(200) fixed between the die(120) and the blank holder(130) and the pressure die(11), and a pressure valve(111) which is connected to a fluid tank and flows the fluid(150) into or discharges the fluid(150) out from the fluid chamber(14) is installed at the upper part of the blank holder(130), wherein the pressure valve(111) of the hydroforming means(10) supplies the fluid(150) into the fluid chamber(14) before the punch(140) presses the plate(200) and discharges the fluid(150) from the fluid chamber(14) as the plate(200) is being pressed by the punch(140).
Patent KR-20020077953-A (KR)
Title: Cylinder head for compressor
Inventor: HUH GYEONG BEOM
IPC: F04B39/14
Filed: 2001-04-03
Abstract: PURPOSE: A cylinder head of compressor is provided to make easy to join a discharge cover on an end of a cylinder. CONSTITUTION: A cylinder head includes a cylinder(110) having an annular protrusion(114) on one side of a cylinder body(112) with a compression space(111) formed therein; a discharge cover(120) having an inner space with an inner diameter corresponding with an outer diameter of the annular protrusion of the cylinder so that the inner space is inserted to the annular protrusion of the cylinder to cover the compression space of the cylinder; and a valve body(150) inserted into the inner space of the discharge cover to open and close the compression space of the cylinder.
Patent KR-20020077960-A (KR)
Title: Temperature control method for kimchi refrigerator
Inventor: CHOI UNG CHEOL
IPC: A23B7/10
Filed: 2001-04-03
Abstract: PURPOSE: A method for controlling a temperature of a Kimchi refrigerator to be maintained stably during maturing and storage by putting the lag time between the control of a heater and compressor is provided which permits a uniform temperature dispersion in the refrigerator. CONSTITUTION: A direct cooling Kimchi refrigerator contains a plurality of separated chambers and individually operates the chambers, wherein in a maturing mode, a heater or compressor is operated with a specified lag time according to the upper/lower control temperature set by a user to control the maturing stage, and in a storing mode, a heater or compressor is operated with a specified lag time according to the upper/lower control temperature set by a user to control the storage stage.
Patent KR-20010095292-A (KR)
Title: Belt-type door opening and closing drive apparatus
Inventor: MINEGISHI KIYOJI
IPC: E05F15/14
Filed: 2001-04-04
Abstract: PURPOSE: A belt type door opening and closing drive apparatus is provided to reduce the noise and dimensions thereof and make full use of the mechanical safety function in an accident. CONSTITUTION: The belt-type door opening and closing drive apparatus allows the output of a motor unit(2) to drive a belt(timing belt)(17), thereby opening and closing the door of an elevator cage or the like. Between the motor unit and the timing belt, interposed are planetary roller mechanisms(30,40) for transmitting power by the mutual rotation of sun rollers(31,41), a plurality of planetary rollers(32,42) supported rotatably by carriers(35,45) and circumscribing the sun rollers, and ring rollers(33,43) inscribed by the planetary rollers. The planetary roller mechanism receives the output from the motor unit and the output from the planetary roller mechanism is transmitted to the timing belt.
Patent KR-20010100871-A (KR)
Title: 포지티브 포토레지스트 조성물
IPC: C08L33/00
Filed: 2001-04-06
Abstract: 본 발명은 반도체 장치의 제조에 있어서, 고해상력을 보유하고, 라인패턴의 가장자리 조도가 작으며, 현상결함이 적은 포지티브 포토레지스트 조성물을 제공하는 것을 목적으로 한다. 
     본 발명은 특정한 실리콘 함유기를 측쇄에 보유하고, 산의 작용에 의해서 알칼리 현상액에 대한 용해도가 증가하는 수지를 함유하는 포지티브 포토레지스트 조성물을 포함한다.
Patent KR-20020078395-A (KR)
Title: Method for booting time abbreviate in mobile communication terminal
Inventor: JUN YEONG GEON
IPC: H04B1/40
Filed: 2001-04-09
Abstract: PURPOSE: A method for shortening a booting time in a mobile communication terminal is provided to shorten the booting time by previously storing master directory table information and sector status table information as new file types, loading only stored information, and performing the booting. CONSTITUTION: If a power-down is generated while a system is operated, an MSM(Mobile Station Modem) checks whether the generated power-down is a normal power-down or an abnormal power-down(S101). If the generated power-down is the normal power-down, an EFS(Embedded File System) is controlled for separately storing a master directory table and a sector status table together with a power-down ok flag as a file type in a flash memory(S102). It is checked whether a power is turned on after the power-down(S103). If the power is turned on, a task is generated(S104). Power-down information is read from the flash memory(S105). It is checked whether read power-down information is the power-down ok flag for informing the normal power-down(S106). If power-down information is the power-down ok flag, only information previously stored in the flash memory as the file type is read and a booting operation is performed(S107).
Patent KR-20020082250-A (KR)
Title: Disinfection and oxidation system by reaction of hydrogen peroxides and catalyst
Inventor: PAIK YOUNG SUK
IPC: C02F1/72
Filed: 2001-04-19
Abstract: PURPOSE: A method and an apparatus for water purification are provided in which oxidation dissolves soluble organic matter and harmful microorganisms in water and disinfects microorganisms such as algae when activated oxygen and pure oxygen are generated by reaction of hydrogen peroxides and catalyst of surface activated carbon. CONSTITUTION: The method for water purification by reaction of hydrogen peroxides and activated catalyst is characterized in that activated oxygen and OH radicals are generated by reaction of hydrogen peroxides supplied from a hydrogen peroxide supply tank(5) with activated carbon(1) filled in an activated catalyst reaction tank(6). The method for water purification by reaction of hydrogen peroxides and activated catalyst comprises the processes of mixing hydrogen oxides with water that is an object to be treated, and flowing the mixture into an activated oxygen generator(6) so that filtration, oxidation and oxygen generation are simultaneously performed in the activated oxygen generator(6). The apparatus for water purification by reaction of hydrogen peroxides and activated catalyst is characterized in that the apparatus improves filtering function of suspended solids using a filtering unit as guiding the reaction of hydrogen peroxides supplied from a hydrogen peroxide supply tank(5) with activated carbon(1) filled in an activated catalyst reaction tank(6), wherein an activated oxygen generator(6) is coupled to the apparatus, and two tanks(5,6) are connected by a connection pipe(7) so that hydrogen peroxides are contacted with activated catalyst(1) by supplying hydrogen peroxides to one tank(5) and filling an activated catalyst such as activated carbon into the other tank.
Patent KR-20020081922-A (KR)
Title: Method of photo process for fabricating semiconductor device
Inventor: LIM TAE EUN
IPC: H01L21/027
Filed: 2001-04-20
Abstract: PURPOSE: A photolithographic method for manufacturing a semiconductor device is provided to stabilize WEE(Wafer Edge Exposure) processing and to improve a yield by changing process sequence. CONSTITUTION: A photoresist layer is coated on an entire surface of a semiconductor substrate(200). Then, the active region of the semiconductor substrate is exposed(202). The resultant structure is performed by a bake processing(204). The edge portions of the semiconductor substrate are exposed(206). The semiconductor substrate is then developed(208).
Patent KR-20020082535-A (KR)
Inventor: KA SUN TAEK
IPC: G11C29/00
Filed: 2001-04-24
Abstract: PURPOSE: A column redundancy circuit is provided, which is further stable by blocking an unnecessary current flow. CONSTITUTION: According to a redundancy circuit of a semiconductor memory device, a flag generation fuse box unit(501) inputs a block address and outputs a column redundancy flag signal. A fuse box unit(502<1:4>) inputs the block address, and also receives the column redundancy flag signal as an another input, and outputs a fuse address signal. A comparison unit(503<1:4>) is controlled by the column redundancy flag signal, and inputs the fuse address signal as one input and compares the fuse address signal with an external column address. And an enable signal generation unit(504) outputs a signal to determine an enable of a spare column address by performing a NAND and a SUM operation of the output of the comparison unit. And an enable signal transfer unit(505) receives the output of the enable signal generation unit and transfers it to the spare column address.
Patent KR-20020083344-A (KR)
Title: The color Han-ji which has different colors in frount and back part sheets and the method of manufacturing that
Inventor: KIM HYO JU
IPC: D21F13/02
Filed: 2001-04-27
Abstract: PURPOSE: A colored korean-paper which is characterized by having different colors of the front surface and the back surface and being possible to control a thickness of the paper with an auxiliary material, and a manufacturing method thereof are provided. CONSTITUTION: The colored korean-paper is obtained by a process containing the steps of: dyeing fiber for making paper with the first color to produce the first wet paper; dyeing fiber for making paper with the second color to produce the second wet paper; and then doubling the first wet paper and the second wet paper, followed by drying. A korean-paper for controlling a thickness is set between the first wet paper and the second wet paper.
Patent KR-20010087786-A (KR)
Title: wire,wireless electricty automtic national flag pole
Inventor: LEE JEUNG SIK
IPC: G09F17/00
Filed: 2001-05-03
Abstract: PURPOSE: An automatic flag raising rod is provided to easily display a national flag at any desired time, and to rapidly roll up the national flag by using a simple wireless device in a rainy day. CONSTITUTION: The automatic flag raising rod is comprised of a support pipe(1) formed with a longitudinal incised gap, a ball shaped head part(3), and a control box(4) containing a flag driving motor and a controller for controlling the roll up/out action of a national flag. Also, a shaft is installed between the head part and the control box, and two PVC(polyvinyl chloride) bearing rings are fitted around the both ends of the shaft. The controller is operated in a remote distance by using a main remote operating device installed on a streetlight.
Patent KR-20020085503-A (KR)
Title: Sensor using a wire
Inventor: LEE KWANG BOCK
IPC: G08B21/00
Filed: 2001-05-08
Abstract: PURPOSE: An approach sensor using an electric wire as a sensor is provided to detect approaching objects by forming an electric circuit to use the electric wire. CONSTITUTION: A plurality of coils(5,6,7) are wound on an RF transformer(25). The oscillating coil(5) and a condenser(4) resonates with frequencies of several tens to hundreds KHz. A transistor(1) applies an RF voltage to the coils(6,7) by a condenser(2) and a variable resistor(3). A wire is connected to a sensing terminal(23). The leakage of the RF voltage applied to the coil(7) is controlled between a sensing wire and a ground by a variable condenser(8). The RF applied to the coil(6) is detected by a condenser(9) and diodes(10,11) and being smoothened by a resistor(12) and a condenser(13). A direct current component is amplified by an IC(15) and resistors(R3,R4). The amplified direct current component is applied to an IC(17). The current component is applied to a transistor(20) through a variable resistor(18) and a resistor(19). A relay(22) is electrically connected by a collector of the transistor(20). The output of the coil(6) is reduced by the voltage of the coil(7) because of increase of distributed capacitance between wire and the object when an object approaches the sensing wire. Accordingly, the direct current component is reduced and an output of the IC(17) is intercepted.
Patent KR-20020088601-A (KR)
Title: Input key system
Inventor: CHOI YONG HUN
IPC: G06F3/02
Filed: 2001-05-18
Abstract: PURPOSE: A key input system is provided to process a plurality of key input signals by using input keys whose signals are transmitted to a microcomputer via an encoder, and assistant input keys whose signals are directly transmitted to a microcomputer so that it can realize various functions by using limited input keys. CONSTITUTION: The system comprises a plurality of input keys(10), an encoder(30), at least one assistant input key(20), an interrupt generator(40) and a controller(50). The encoder(30) receives signals from the key input devices(10), encodes the key input signals, and outputs the encoded signal. The assistant input key(20) generates key input signals directly input to the controller(50). The controller(50) combines the encoded signals from the encoder(30) with the key input signal from the assistant input key(20) in a case that both the input key(10) and the assistant input key(20) are simultaneously selected, and performs a corresponding control operation. The interrupt generator(40) generates an interrupt signal in a case that a signal is input from either the input keys(10) or the assistant input key(20).
Patent KR-20020088684-A (KR)
Title: Stator of reciprocating type motor
Inventor: JUN SI HANG
IPC: H02K41/02
Filed: 2001-05-19
Abstract: PURPOSE: A stator of a reciprocating motor is provided to simplify a laminating work and improve productivity by laminating a plurality of lamination sheets. CONSTITUTION: A coil(510) is wound on an insulator bobbin(500). A terminal portion(520) is formed at one side of the coil(510). The first stacked core(600) is combined with the outside of the bobbin(500). The first stacked core(600) is formed by laminating a plurality of lamination sheets(610) along the bobbin(500). An opening groove(H) is formed at an inner side of the lamination sheet(610). The bobbin(500) is inserted into the opening groove(H). Both ends of the lamination sheet(610) become a pole portion(611). The remaining part of the lamination sheet(610) becomes a pass portion(610). The second stacked core(700) is formed in the inside of the first stacked core(600). The second stacked core(700) is formed by a plurality of lamination sheets and a fixing ring(720). The lamination sheet is formed by a rectangular plate portion and a ring insertion groove(712). A mover(800) is inserted between the first and the second tacked cores(600,700). The mover(800) is formed by a magnet holder(810) and a permanent magnet(820).
Patent KR-20020089912-A (KR)
Title: Method for sterilizing microwave oven having a sterilizing ultraviolet lamp
Inventor: LEE MIN YEONG
IPC: F24C7/02
Filed: 2001-05-25
Abstract: PURPOSE: A method for sterilization is provided to sterilize food and other stuff for sanitation using high heat and ultraviolet ray lamp to improve performance of a microwave oven. CONSTITUTION: A high heat from a heater and an electromagnetic wave from a magnetron are radiated to a cooking chamber to cook food. A controlling portion has a program to sterilize food using ultraviolet ray lamp and to dry it using a heater. The program comprises a step of sterilizing by turning on the ultraviolet ray lamp for a certain time when a sterilization mode is selected. Then, a high heat from a heater is used to dry food.
Patent KR-20020090010-A (KR)
Title: Refrigerant tube mounting structure of Heat exchanger
Inventor: HWANG YUN JE
IPC: F28F9/00
Filed: 2001-05-25
Abstract: PURPOSE: An installation structure of refrigerant tube of aluminum heat exchanger is provided to help increase of productivity and heat exchanging efficiency of the heat exchanger. CONSTITUTION: A heat exchanger includes a pair of header pipes(10); a plurality of refrigerant tubes(12) joined to the header pipes in a way that one ends of the refrigerant tubes are inserted to side surfaces of the header pipes; and cooling fins interposed among the refrigerant tubes. An alignment device, a pair of fixing blocks(20), is placed to the header pipes to align front ends of the refrigerant tubes on a same plane by restricting movement of the refrigerant tubes inserted to the header pipes at fixed position.
Patent KR-20020091435-A (KR)
Title: Rotation type catch hook assembly of truck cargobay
Inventor: OH CHANG HO
IPC: B62D33/037
Filed: 2001-05-30
Abstract: PURPOSE: A rotational catch hook assembly is provided to prevent noise by isolating a gap between a hanging member and an inserting member. CONSTITUTION: A catch hook fixing bracket(38) is welded in a front plate(30). A through hole(32) is formed in the catch hook fixing bracket to insert a catch hook(42). The catch hook is rotatable by connecting with a pin hole(34) through a catch hook pin(40). A support groove(46) is formed in the catch hook to insert the upper part of a first spring support pin(44). A support pin fixing bracket(36) is stuck to the lower part of the catch hook fixing bracket. An inserting slot(50) is formed in the middle of the support pin fixing bracket to insert a second spring support pin(48). A catch hook spring(52) sticks the catch hook to an inserting member(56) by installing between the catch hook and the support pin fixing bracket. By sticking the catch hook to the inserting member through the elastic force of the catch hook spring, the gap of the corroded potion between the hanging member and the inserting member, noise is prevented and the installing force of a catch hook assembly is increased.
Patent KR-20020094338-A (KR)
Inventor: PARK SANG HO
IPC: A63C17/01
Filed: 2001-06-11
Abstract: PURPOSE: Two wheel type driving board is provided to learn the sense of equilibrium as well as enjoy a faster speed. CONSTITUTION: In the two wheel type driving board(1), a front wheel(3) and a back wheel(4) having one roller respectively are arranged and assembled in a line, and an axis-mounting bar(2) is assembled and mounted between the front wheel and the back wheel in the center of the bottom surface of the board. The front wheel is mounted on a rotating plate(5) capable of 360 degree rotation for freely performing the direction change of the front wheel. The front wheel connects one end of connector(6) to one side of a wheel mounting bar(5a) of the rotating plate and the other end of the connector to an axis holder(7) formed to the axis-mounting bar. Left and right rotation directions of the front wheel are controlled by forward and backward movements of the connector according to rotation states of the axis holder(7). A control part(10) having a brake lever(17) and a handle(16) is assembled in one side end of the axis holder. The axis holder is rotated by the control of the control part. In the back end of the board, a foot plate(8) having a rubber plate(9) for a brake attached removably on the outer surface of the back wheel is axis-mounted elastically by a spring(8a). A steel wire(18) connects the foot plate and the brake lever mounted to the handle.
Patent KR-20020095967-A (KR)
Inventor: YOO JI YUN
IPC: G06F17/00
Filed: 2001-06-18
Abstract: PURPOSE: A method for using wireless Internet is provided to detailedly notify current situation of a user of a mobile communication terminal. CONSTITUTION: When a telephone call is requested to a receiving terminal(230) in a state in which a wireless home page including information transmitted to a transmitting terminal(200) which requests the telephone call is constructed in a wireless home page management server(210), the wireless home page management server(210) confirms previously set information transmitted to the transmitting terminal(200). The wireless home page management server(210) transmits user information of the receiving terminal(230) to the transmitting terminal(200) according to confirmed information.
Patent KR-20020096269-A (KR)
Title: Method of and apparatus for identifying metal in luggage
Inventor: HASHIMOTO NOBUHIKO
IPC: G01N23/083
Filed: 2001-06-19
Abstract: PURPOSE: A metal detecting method of luggage and apparatus are provided to manage identification conveniently, and to identify the absence of metal among luggage according to the intensity of image through X-rays by reciprocating and turning a table horizontally. CONSTITUTION: A metal detecting system is composed of a luggage storage unit(1), an X-ray generator, an X-ray detector(3), a data collecting unit(5), an interface(6), a centralized control unit(7), an image processing unit(8), an image record unit(9) and a display unit(10). An object(4) is loaded on a table, and photographed from 0 or 90 angular degrees by the X-ray detector while the table is reciprocated and turned horizontally. Absence or presence of metal among luggage is distinguished corresponding to the intensity of image by processing image data from two directions through the image processing unit.
Patent KR-20020097470-A (KR)
Title: water level sensing device of dehumidifier
Inventor: NOH GYEONG YEOL
IPC: F24F3/14
Filed: 2001-06-21
Abstract: PURPOSE: A water level sensing device for dehumidifier is provided to achieve improved user convenience by informing users of water level prior to reaching a full water level, while simplifying configuration of the water level sensing device. CONSTITUTION: A water level sensing device comprises a sensing unit attached to the outer bottom surface of a drain pan(54) disposed above a water tank(56), which senses water level by stages, from the time where the amount of water being introduced into the water tank is higher than a predetermined level; a control unit(20) for judging the current level of water contained in the water tank when an electrical signal is applied from the sensing unit, and informing users of the result of judgement; and an alarm unit for alarming users of the current water level in accordance with the operation of the control unit. The sensing unit includes a fixed plate(6) attached to the outer bottom surface of the drain pan, which has a first support(8) and a second support(10) protruded in a vertical direction from the outer bottom surface of the fixed plate; a first electrode rod(12) mounted to the first support and which is applied with an electrical energy; and a second electrode rod(14,16) mounted to the second support in such a manner that the second electrode rod is divided into several stages so as to be dipped into the water in accordance with the water level.